[automated] Apply Coding Standard (#6358)

Co-authored-by: TomasVotruba <[email protected]>

rules/Php70/EregToPcreTransformer.php

@@ -189,10 +189,7 @@ private function _ere2pcre(string $content, int $i): array
             throw new InvalidEregException('empty regular expression or branch');
         }
 
-        return [
-            $this->normalize(implode('|', $r)),
-            $i
-        ];
+        return [$this->normalize(implode('|', $r)), $i];
     }
 
     private function normalize(string $content): string